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OE Quality
60-Day Returns
DormanPart #: 679-545
Dorman 679-545 Catalytic Converter
14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$554.20Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Buick and Chevrolet, Envision, Impala, Malibu, and Malibu Limited
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Catalytic Converter options
Dorman 679-545 Catalytic Converter
| Brand | Dorman |
|---|---|
| Part Number | 679-545 |
| Material | Acero inoxidable |
| Material | Stainless steel |
| Outlet Outside Diameter | 0.41 |
| Mounting Hardware Included | Oui |
| Mounting Hardware Included | Sí |
| Mounting Hardware Included | Yes |
| Universal Or Specific Fit | Específico |
| Universal Or Specific Fit | Specific |
| Grade Type | Reemplazo estándar |
| Grade Type | Standard replacement |
| Body Shape | Redondo |
| Body Shape | Round |
| Inlet Type | Embridado |
| Inlet Type | Flanged |
| Outlet Type | Embridado |
| Outlet Type | Flanged |
| Inlet Inside Diameter | 1.5 |
| Body Length | 6 |
| Body Width | 4 |
| Heat Shield Attached | Oui |
| Heat Shield Attached | Sí |
| Heat Shield Attached | Yes |
| Inlet Quantity | 1 |
| Inlet Quantity | 1 ensamble de manguera del calentador |
| Body Material | Acero inoxidable |
| Body Material | Stainless steel |
| Outlet Inside Diameter | 1.35 |
| Outlet Quantity | 1 |
| Outlet Quantity | 1 ensamble de manguera del calentador |
| California Air Resources Board (CARB) Certified | No |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2020 | Buick | Envision | 2.5L | L4 | N/A | CARB Compliant: No |
| 2019 | Buick | Envision | 2.5L | L4 | N/A | CARB Compliant: No |
| 2019 | Chevrolet | Impala | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2018 | Buick | Envision | 2.5L | L4 | N/A | CARB Compliant: No |
| 2018 | Chevrolet | Impala | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2017 | Buick | Envision | 2.5L | L4 | N/A | CARB Compliant: No |
| 2017 | Chevrolet | Impala | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2016 | Chevrolet | Impala | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2016 | Chevrolet | Malibu Limited | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2015 | Chevrolet | Impala | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2015 | Chevrolet | Malibu | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2014 | Chevrolet | Impala | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2014 | Chevrolet | Malibu | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
| 2013 | Chevrolet | Malibu | 2.5L | L4 | N/A | wo/Partial Zero Emission Vehicle (PZEV) |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
106205609846107388126272041265626316788168951942023450591
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.